package com.atguigu.tingshu.account.receiver;

import com.atguigu.tingshu.account.service.UserAccountService;
import com.atguigu.tingshu.common.rabbit.constant.MqConst;
import com.rabbitmq.client.Channel;
import lombok.SneakyThrows;
import org.springframework.amqp.core.Message;
import org.springframework.amqp.rabbit.annotation.Exchange;
import org.springframework.amqp.rabbit.annotation.Queue;
import org.springframework.amqp.rabbit.annotation.QueueBinding;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

@Component
public class AccountReceiver {

    @Autowired
    private UserAccountService userAccountService;

    /*
    * 监听用户发送消息，初始化账户信息
    * */
    @SneakyThrows
    @RabbitListener(bindings = @QueueBinding(
            value = @Queue(value = MqConst.QUEUE_USER_REGISTER,durable = "true",autoDelete = "false"),
            exchange = @Exchange(value = MqConst.EXCHANGE_USER),
            key=MqConst.ROUTING_USER_REGISTER
    ))
    public void register(Long userId, Message message, Channel channel) {
        System.out.println("用户注册成功，用户id：" + userId);
        try {

            if (null != userId) {
                userAccountService.initUserAccount(userId);
            }
        }catch (Exception e){
            //第三个参数，是否重回队列，还可以借助redis计算重回次数，如果到达上线，直接采用异常消息表记录、人工处理！
            //channel.basicNack(message.getMessageProperties().getDeliveryTag(),false,true);
            throw new RuntimeException(e);
        }
        channel.basicAck(message.getMessageProperties().getDeliveryTag(),false);
    }
}
